TESTO 6681 Profibus, Instruction Manual

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testo 6681
- 1.4 Operation
3
Press SET and return to
Abs. pressure value
4 Return to Main Menu Settings by pressing ESC.
5
Continue to
Main Menu Analysis
using

or

or return to Measuring
Mode by pressing ESC.

Editing code settings
You can set the access code (password).
If a code other than "0000" (factory setting) is set, the
transmitter can only be operated once this code has been
entered via the menu.
1 Select Code using

or

and confirm selection with SET.
2 Scroll one digit to the right using

, increase value of digit by 1 using

. Confirm with SET or abort entry with ESC.
3 Return to Code by pressing ESC.
1.4.6.6 Editing Analysis main menu
You can test the functionality of analog and relay outputs. In addition, you
can read off the minimum and maximum readings (since the last voltage
supply or reset of the min./max. values).

Testing functionality of analog outputs
This function affects the analog outputs directly, not only the
test contacts.
1 In Measuring Mode, press SET, select Main Menu Analysis using

or

and confirm selection with SET.
Test Analog Output is shown.
2 Press SET, choose between Analog Output 1, 2, 3 with

or

.
3 Press SET, scroll one digit to the right using

, increase value of digit
by 1 using

. Any analog output value can be predefined, e.g. for an
analog output of 4 to 20 mA, the value "6.0 mA". Confirm with SET or
abort entry with ESC.
4 Accept setting by pressing SET and test with multimeter (minimum
requirement: resolution of 6.5 digits, accuracy of 100 nA):
Analog output 1 or 2: via test contacts under service flap, see diagram.